/* ============================================================
   项目案例详情 · 专属样式
   ============================================================ */

/* ---------- 标题区 ---------- */
.cs-head {
	display: flex;
	align-items: flex-end;
	justify-content: space-between;
	gap: 44px;
	padding-bottom: 34px;
	margin-bottom: 46px;
	border-bottom: 1px solid var(--line);
	flex-wrap: wrap;
}
.cs-head__en {
	display: block;
	margin-bottom: 12px;
	font-family: var(--f-serif);
	font-size: 13px;
	letter-spacing: .18em;
	color: var(--blue);
}
.cs-head__title {
	margin: 0 0 14px;
	font-family: var(--f-serif);
	font-size: clamp(28px, 3.6vw, 42px);
	font-weight: 700;
	line-height: 1.28;
}
.cs-head__sub {
	margin: 0;
	font-size: 13.5px;
	line-height: 1.85;
	color: var(--ink-3);
}
.cs-head__tags {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
}
.cs-head__tags span {
	padding: 5px 13px;
	border: 1px solid var(--line-2);
	/* font-size: 11.5px; */
	color: var(--ink-3);
}
/* ---------- 画廊 ---------- */
.cs-gallery {
	display: grid;
	grid-template-columns: minmax(0, 1fr) 240px;
	gap:60px;
	align-items: start;
	margin-bottom: 60px;
}
.cs-gallery__stage {
	position: relative;
	/* aspect-ratio: 16 / 9; */
	overflow: hidden;
	background: var(--paper-2);
}
.cs-gallery__stage img {
	/* position: absolute;
	inset: 0; */
	max-width: 100%;
	/* height: 100%;
	object-fit: cover; */
	/* opacity: 0; */
	margin: 0px auto;
	transform: scale(1.03);
	transition: opacity .7s var(--ease), transform 1s var(--ease);
}
.cs-gallery__stage img.is-active {
	opacity: 1;
	transform: none;
}
.cs-gallery__thumbs {
	display: flex;
	flex-direction: column;
	gap: 10px;
}
.cs-thumb {
	padding: 0;
	border: 1px solid var(--line-2);
	background: var(--paper-2);
	/* aspect-ratio: 16 / 9; */
	overflow: hidden;
	cursor: pointer;
	opacity: .55;
	transition: .35s var(--ease);
}
.cs-thumb img {
	width: 100%;
	/* height: 100%;
	object-fit: cover; */
}
.cs-thumb:hover {
	opacity: .85;
}
.cs-thumb.is-active {
	opacity: 1;
	border-color: var(--blue);
}
/* ---------- 项目信息 ---------- */
.cs-meta {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	border-top: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
	margin-bottom: 70px;
}
.cs-meta div {
	padding: 24px 26px;
	border-left: 1px solid var(--line);
}
.cs-meta div:first-child {
	border-left: none;
}
.cs-meta dt {
	margin: 0 0 7px;
	font-size: 11px;
	letter-spacing: .16em;
	text-transform: uppercase;
	color: var(--ink-3);
}
.cs-meta dd {
	margin: 0;
	font-family: var(--f-serif);
	font-size: 16px;
	font-weight: 600;
	line-height: 1.5;
	color: var(--ink);
}
/* ---------- 正文 ---------- */
.cs-body {
	display: grid;
    /* grid-template-columns: .34fr 1fr; */
	gap: 64px;
	align-items: start;
	/* margin-bottom: 74px; */
}
.cs-aside {
	padding: 28px;
	background: var(--white);
	border: 1px solid var(--line);
}
.cs-aside h3 {
	margin: 0 0 16px;
	font-family: var(--f-serif);
	font-size: 16px;
	font-weight: 600;
}
.cs-aside ul {
	list-style: none;
	margin: 0;
	padding: 0;
}
.cs-aside li {
	display: flex;
	justify-content: space-between;
	gap: 14px;
	padding: 11px 0;
	border-bottom: 1px solid var(--line);
	font-size: 12.5px;
	color: var(--ink-3);
}
.cs-aside li:last-child {
	border-bottom: none;
}
.cs-aside li b {
	font-weight: 500;
	color: var(--ink);
	text-align: right;
}
.cs-aside__link {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	margin-top: 20px;
	padding: 13px;
	background: var(--blue);
	color: #fff;
	font-size: 12.5px;
	letter-spacing: .04em;
}
.cs-aside__link:hover {
	background: var(--blue-dark);
}
.cs-aside__link svg {
	width: 16px;
	height: 16px;
}
.cs-text h2 {
	position: relative;
	margin: 0 0 20px;
	padding-left: 18px;
	font-family: var(--f-serif);
	font-size: clamp(22px, 2.4vw, 28px);
	font-weight: 700;
	line-height: 1.4;
}
.cs-text h2::before {
	content: "";
	position: absolute;
	left: 0;
	top: .18em;
	bottom: .18em;
	width: 3px;
	background: var(--blue);
}
.cs-text p {
	margin: 0 0 18px;
	font-size: 14px;
	line-height: 2;
	color: var(--ink-2);
}
.cs-text h2 + p {
	font-size: 14.5px;
	color: var(--ink-2);
}
.cs-quote {
	margin: 40px 0;
	padding: 34px 38px;
	background: var(--paper-2);
	border-left: 3px solid var(--blue);
	font-family: var(--f-serif);
	font-size: 18px;
	font-weight: 500;
	line-height: 1.8;
	color: var(--ink);
}
.cs-quote cite {
	display: block;
	margin-top: 14px;
	font-family: var(--f-sans);
	font-size: 12px;
	font-style: normal;
	font-weight: 400;
	letter-spacing: .08em;
	color: var(--ink-3);
}
/* ---------- 图片 ---------- */
.cs-figure {
	margin: 34px 0;
}
.cs-figure img {
	width: 100%;
	aspect-ratio: 16 / 10;
	object-fit: cover;
}
.cs-figure figcaption {
	margin-top: 12px;
	padding-left: 14px;
	border-left: 2px solid var(--blue);
	font-size: 12px;
	line-height: 1.7;
	color: var(--ink-3);
}
.cs-duo {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 18px;
	margin: 34px 0;
}
.cs-duo figure {
	margin: 0;
}
.cs-duo img {
	width: 100%;
	aspect-ratio: 4 / 3;
	object-fit: cover;
}
.cs-duo figcaption {
	margin-top: 10px;
	font-size: 12px;
	color: var(--ink-3);
}
/* ---------- 数据条 ---------- */
.cs-strip {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	border-top: 1px solid var(--line);
	border-bottom: 1px solid var(--line);
	margin: 44px 0;
}
.cs-strip div {
	padding: 28px 26px;
	border-left: 1px solid var(--line);
}
.cs-strip div:first-child {
	border-left: none;
}
.cs-strip b {
	display: block;
	font-family: var(--f-serif);
	font-size: 32px;
	font-weight: 700;
	line-height: 1;
	color: var(--blue);
}
.cs-strip b i {
	font-size: 13px;
	font-style: normal;
	font-weight: 400;
	color: var(--ink-3);
}
.cs-strip span {
	display: block;
	margin-top: 9px;
	font-size: 12px;
	color: var(--ink-3);
}
/* ---------- 列表与标签 ---------- */
.cs-list {
	list-style: none;
	margin: 0 0 22px;
	padding: 0;
}
.cs-list li {
	position: relative;
	padding-left: 18px;
	margin-bottom: 10px;
	font-size: 13.5px;
	line-height: 1.95;
	color: var(--ink-2);
}
.cs-list li::before {
	content: "";
	position: absolute;
	left: 0;
	top: 12px;
	width: 6px;
	height: 6px;
	border: 1px solid var(--blue);
	transform: rotate(45deg);
}
.cs-tags {
	display: flex;
	flex-wrap: wrap;
	gap: 8px;
	margin: 46px 0 0;
	padding-top: 28px;
	border-top: 1px solid var(--line);
}
.cs-tags a {
	padding: 5px 12px;
	border: 1px solid var(--line-2);
	font-size: 11.5px;
	color: var(--ink-3);
	transition: .3s var(--ease);
}
.cs-tags a:hover {
	border-color: var(--blue);
	color: var(--blue);
}
/* ---------- 相关案例 ---------- */
.cs-related {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}
 @media (max-width: 1180px) {
.cs-body {
	gap: 44px;
}
}
 @media (max-width: 1024px) {
.cs-meta {
	grid-template-columns: 1fr 1fr;
}
.cs-meta div:nth-child(3) {
	border-left: none;
}
.cs-meta div:nth-child(-n+2) {
	border-bottom: 1px solid var(--line);
}
.cs-body {
	grid-template-columns: 1fr;
	gap: 34px;
}
.cs-aside {
	position: static;
	order: 2;
}
.cs-related {
	grid-template-columns: 1fr;
}
}
 @media (max-width: 780px) {
.cs-head {
	gap: 20px;
}
.cs-gallery {
	grid-template-columns: 1fr;
	margin-bottom: 44px;
}
.cs-gallery__thumbs {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	margin-top: 12px;
}
.cs-meta {
	margin-bottom: 46px;
}
.cs-duo {
	grid-template-columns: 1fr;
}
.cs-strip {
	grid-template-columns: 1fr;
}
.cs-strip div {
	border-left: none;
	border-bottom: 1px solid var(--line);
}
.cs-strip div:last-child {
	border-bottom: none;
}
}
 @media (max-width: 560px) {
.cs-meta {
	grid-template-columns: 1fr;
}
.cs-meta div {
	border-left: none;
	border-bottom: 1px solid var(--line);
}
.cs-meta div:last-child {
	border-bottom: none;
}
.cs-meta div:nth-child(3) {
	border-left: none;
}
.cs-gallery__thumbs {
	gap: 6px;
}
.cs-quote {
	padding: 26px 22px;
	font-size: 16px;
}
}